html, body, #app {
  height: 100%;
}
#regactivity{
  height: 100%;
  background-color: #f7f7f7;
  .top{
    text-align: center;
    padding-top: 25px;
    padding-bottom: 15px;
    img{
      width: 70px;
      height: 70px;
    }
    p{
      font-size: 18px;
    }
  }
  .bottom{
    text-align: center;
    background-color: white;
    padding: 25px 0px;
    img{
      width: 160px;
      height: 160px;
    }
    p{
      font-size: 12px;
      color: #a1a1a1;
    }
  }
  .btn{
    display: block;
    width: 60%;
    height: 40px;
    border:1px solid #cccccc;
    color: #666666;
    font-size:18px;
    border-radius: 4px;
    text-align: center;
    margin: 0 auto;
    line-height: 40px;
    margin-top: 30px;
  }
}
